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Why does SIGPIPE exist?
...d.h>
# include <stdio.h>
# include <signal.h>
# include <string.h>
int writeCount = 0;
void sighandler(int sig) {
char buf1[30] ;
sprintf(buf1,"signal %d writeCount %d\n", sig, writeCount);
ssize_t leng = strlen(buf1);
write(2, buf1, leng);
_exit(1);
}
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Store boolean value in SQLite
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Which is better in term of performance! true/false as strings or 0/1 integer?
– Muhammad Babar
Aug 9 '15 at 13:38
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How to filter files when using scp to copy dir recursively?
...
Since you can scp you should be ok to ssh,
either script the following or login and execute...
# After reaching the server of interest
cd /usr/some/unknown/number/of/sub/folders
tar cfj pack.tar.bz2 $(find . -type f -name *.class)
return back (logout) to local server and scp...
Convert a character digit to the corresponding integer in C
...
If, by some crazy coincidence, you want to convert a string of characters to an integer, you can do that too!
char *num = "1024";
int val = atoi(num); // atoi = ASCII TO Int
val is now 1024. Apparently atoi() is fine, and what I said about it earlier only applies to me (on O...
Pad a string with leading zeros so it's 3 characters long in SQL Server 2008
I have a string that is up to 3 characters long when it's first created in SQL Server 2008 R2.
17 Answers
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Why does Oracle 9i treat an empty string as NULL?
...efore there was a SQL standard, Oracle made the design decision that empty strings in VARCHAR/VARCHAR2 columns were NULL and that there was only one sense of NULL (there are relational theorists that would differentiate between data that has never been prompted for, data where the answer exists but ...
Greenlet Vs. Threads
...to your system.
Concurrency is not parallelism
Threads vs. processes
Multiprocessing vs. threads
GIL vs. CPython
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Set EditText Digits Programmatically
...="fill_parent"
android:layout_height="wrap_content"
android:hint="@string/ipAddrHint"
android:inputType="numberDecimal|number"
android:digits="0123456789."
android:textSize="30sp" />
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Converting string to byte array in C#
...e array was created like this:
byte[] bytes = Encoding.ASCII.GetBytes(someString);
You will need to turn it back into a string like this:
string someString = Encoding.ASCII.GetString(bytes);
If you can find in the code you inherited, the encoding used to create the byte array then you should b...
What's the point of malloc(0)?
...ht_be_zero) perhaps could have their uses, although again you have to take extra care not to treat a NULL return as a failure if the value is 0, but a 0 size is supposed to be OK.
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